Loudspeaker



FIG. 1 is a perspective view of a loudspeaker showing the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a perspective view thereof with the upper and lower portions angularly displaced.

The surfaces or portions of the article not shown in the drawing or described in the specification form no part of the claimed design. 

The ornamental design for a loudspeaker, substantially as shown and described. 